Q38
Natural proteins are composed primarily of 20 α-amino acids. Which one of the following statements is true for any of these amino acids in a solution of pH 1.5?
A.
Only the amino group is ionized
AnswerB.
Only the carboxylic acid group is ionized
C.
Both amino and carboxylic acid groups are ionized
D.
Both amino and carboxylic add groups are neutral
Answer: Option A
Solution
Answer: Option A
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